| Abbreviation | Definition |
|---|---|
| RSC | Reversed Syntactic Closure |
| RSD | Reflex Sympathetic Disorder |
| RSD | Reflex Sympathetic Dystrophy |
| RSE | Rosenberg Self Esteem |
| RSFC | Resting State Functional Connectivity |
| RSI | Rapid sequence induction anesthesia |
| RSI | Rapid Sequence Intubation |
| RSI | Repetitive Stress Injury |
| RSPV | Right Superior Pulmonary Vein |
| RSR | Regular sinus rhythm |
| RST | Recumbent Stepper Total |
| RST | Reflex Stress Technology |
| RST | Resolved Sexual Tension |
| RSV | Robertson Selection Value |
| RSV | Rous Sarcoma Virus |
| RSVC | Right Superior Vena Cava |
| RSVP | Rapid Syntactic Visual Processing |
| RT | Radiation therapy |
| RT | Reaction Time |
| RT | Reactive Trigger |